This report provides a summary of key issues related to urbanization in Cambodia, with a particular focus on Phnom Penh given its role as the country’s largest and most prosperous city. Section one provides context on urbanization, institutional and financial arrangements, urban planning, urban service delivery, and sustainability and inequality. Section two focuses in on three underlying constraints to efficient urbanization and section three includes priorities for Phnom Penh as a competitive, sustainable, and inclusive city.